docs: fix a few typos (#690)

Author: crwilcox

packages/gapic-generator/docs/getting-started/bazel.rst

@@ -67,9 +67,9 @@ available in the ``google/cloud/documentai/v1beta2/`` subdirectory.
 Creating the Targets
 ~~~~~~~~~~~~~~~~~~~~
 
-To build somethign with bazel you need to create the corresponding tagets in
-your ``BUIDL.bazel`` file. You can use the Python section of the Document AI
-`BUIDL.bazel`_ file as an example:
+To build something with bazel you need to create the corresponding targets in
+your ``BUILD.bazel`` file. You can use the Python section of the Document AI
+`BUILD.bazel`_ file as an example:
 
 .. code-block:: python
 
@@ -94,7 +94,7 @@ your ``BUIDL.bazel`` file. You can use the Python section of the Document AI
             ":documentai_py_gapic",
         ],
     )
-.. _BUIDL.bazel: https://github.com/googleapis/googleapis/blob/master/google/cloud/documentai/v1beta2/BUILD.bazel
+.. _BUILD.bazel: https://github.com/googleapis/googleapis/blob/master/google/cloud/documentai/v1beta2/BUILD.bazel
 
 Compiling an API
 ~~~~~~~~~~~~~~~~